Radeon RX 6600 vs Radeon RX 7900 XTX
Comparison of specs, performance, and price. Which GPU is the better buy in 2026?
| Feature | Radeon RX 6600 | Radeon RX 7900 XTX |
|---|---|---|
| Buy Online | ||
| Steel Nomad Score | 1,489 | 6,837 |
| VRAM | 8GB GDDR6 | 24GB GDDR6 |
| Memory Bandwidth | 224 GB/s | 960 GB/s |
| TDP | 132 W | 355 W |
| Release Date | Oct 13th, 2021 | Nov 3rd, 2022 |
Performance Verdict
Radeon RX 7900 XTX is 78.2% Faster
In the 3DMark Steel Nomad benchmark, the Radeon RX 7900 XTX scores 6,837, while the Radeon RX 6600 scores 1,489.
Summary: The Radeon RX 7900 XTX offers superior raw performance, making it the better choice for demanding games and workloads. It also has more VRAM (24GB GDDR6), which is crucial for 4K gaming and AI. However, it consumes more power (355 W vs 132 W).
Radeon RX 6600
Pros
- ✓ Lower Power Consumption (132 W vs 355 W)
Cons
- ✕ Less VRAM (8GB GDDR6 vs 24GB GDDR6)
- ✕ Lower Memory Bandwidth (224 GB/s vs 960 GB/s)
Radeon RX 7900 XTX
Pros
- ✓ More VRAM (24GB GDDR6 vs 8GB GDDR6)
- ✓ Higher Memory Bandwidth (960 GB/s vs 224 GB/s)
Cons
- ✕ Higher Power Consumption (355 W vs 132 W)